WASHINGTON (CNN) -- While Republicans and Democrats geared up for a potential confirmation battle over Supreme Court nominee Samuel Alito, one moderate GOP senator said Democrats didn't have the necessary ammunition to shoot down the nomination. Sen. Mike DeWine emerged Tuesday from a meeting with Alito and said the nominee is a "good, solid pick by the president" who doesn't present the "extraordinary circumstances" necessary to trigger a filibuster. Nevertheless, the option already is being mentioned by some Democrats who say Alito, a judge on the 3rd U.S. Circuit Court of Appeals, is too conservative to replace retiring Justice Sandra...